16228240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{28979}}^1$

素因数の和:28999

約数の個数: 40

約数和(自身を含む): 43122240

約数和(自身を除く): 26894000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 28979, 57958, 115916, 144895, 202853, 231832, 289790, 405706, 463664, 579580, 811412, 1014265, 1159160, 1622824, 2028530, 2318320, 3245648, 4057060, 8114120, 16228240]

約数ペア:

[(1, 16228240), (2, 8114120), (4, 4057060), (5, 3245648), (7, 2318320), (8, 2028530), (10, 1622824), (14, 1159160), (16, 1014265), (20, 811412), (28, 579580), (35, 463664), (40, 405706), (56, 289790), (70, 231832), (80, 202853), (112, 144895), (140, 115916), (280, 57958), (560, 28979)]